BMW N73B60, N74B60, N74B66

The BMW N73B60, N74B60, N74B66 injuna ne ci-gaba model na rare injuna ga BMW 7 jerin a baya na E65, E66, E67 da E68, kazalika da Rolls-Royce.

Kowane inji shi ne na gaba ƙarni na tsohon model: duk Motors aiki a kan irin wannan manufa da kuma suna da m fasaha halaye, daban-daban kawai a cikin da kyau-tushen zane.

Haɓaka da samar da injunan BMW N73B60, N74B60, N74B66: yaya ya kasance?

Samar da injunan nau'ikan nau'ikan nau'ikan nau'ikan ya dace da samar da jerin 7 na BMW. A farkon shekarar 73 ne aka fara samar da na'urar BMW N60B2000 na farko, kuma injin da kansa ya shiga cikin layin taro tun daga shekarar 2004 kuma an kera shi har zuwa shekarar 2009, bayan haka an maye gurbinsa da na gaba N74B60 da N74B66.

A halin yanzu, ana ci gaba da samar da injuna kuma a cikin kasuwar mota ta biyu zaku iya samun abubuwan asali na asali da analogues na kayan gyara kyauta. Duk da babban ƙarfin, injin ɗin yana sanye da sassan dillali na kwafi waɗanda ba sa taƙaice rayuwar sabis ko wutar lantarki - samfuran BMW N73B60, N74B60, N74B66 suna da kyakkyawan saka hannun jari ga masu son wutar lantarki.

Wannan yana da ban sha'awa! Kowane injin da ke cikin jerin an ƙera shi ne bisa ga aikin nasa, duk da haka, an yi amfani da abubuwan da suka gabata daga ƙarni na baya don samarwa. Wannan matakin ya ba da damar haɓaka ƙirar ƙira, sauƙaƙe matakan masana'anta da kawar da duk raunin tsoffin samfuran.

Ƙayyadaddun bayanai: abin da yake kama a cikin samfurori

Gaba dayan jerin injuna injin silinda 12 ne wanda aka ƙera akan gine-gine mai siffar V. Dukkanin abubuwan da aka yi da aluminum, kuma sassan jiki da CPG sun dace da kowane ƙarni na injin, wanda ya ƙara haɓakawa kuma ya rage farashin samar da sassan. Hakanan, daga abubuwan gama gari a cikin injunan BMW N73B60, N74B60, N74B66, yakamata a lura:

• Babban madaidaicin tsarin allurar mai;
• Tsarin mai zaman kansa na abubuwan piezoelectric wanda ke ba da ƙonewa;
• Biyu na iska dumama aiki bisa ga ka'idar kai tsaye ta hanyar busawa tare da sanyaya kai tsaye;
• Tsarin Vacuum tare da famfo mai hawa biyu;
• Tsarin VANOS sau biyu.

Kowanne daga cikin tsararraki na jerin an sanye shi da keɓantaccen tsarin samar da mai da tsarin iska mai ɗaukar kaya, sannan kuma yana da ingantacciyar camshaft da ƙirar sarƙar haƙori. Har ila yau, dukkanin layin na'urorin lantarki da ke da alhakin daidaiton samar da man fetur da kuma wutar lantarki an daidaita su.

The oda daga cikin silinda	1-7-5-11-3-9-6-12-2-8-4-10
Diamita na Silinda / bugun fistan, mm	89,0/80,0
Nisa tsakanin silinda, mm	98.0
Power, hp (kW)/rpm	544/5250
Karfin juyi, Nm / rpm	750 / 1500-5000
Lita, hp (kW) / lita	91,09 (66,98)
Matsakaicin matsawa	10.0
Tsarin sarrafa injin	2 x MSD87-12
Kimanin nauyi, kg	150

Kowane injin yana da nasa watsawa ta atomatik, duk da haka, akan matakan datsa kasafin kuɗi na Jamusawa, jerin 7 an sanye su da ZF 8HP na yau da kullun. An buga lambar VIN na injin masana'anta a saman murfin motar tsakanin iskar manyan caja.

Rashin raunin jerin: inda za a yi tsammanin raguwa

Samar da daga karce na kowane injin ya sa ya yiwu a rage yawan raunin da ke cikin zane na kowane motar, duk da haka, duk da tunani na gine-ginen fasaha, an bayyana rata a kan motoci a lokacin aiki mai tsanani. Babban illolin BMW N73B60, N74B60, N74B66 da aka lura kafin albarkatun da aka tabbatar sune:

• Gudun da ba a iya yin iyo ba - saboda abubuwan da ke tattare da tsarin aikin Valvetronic, lokacin da injin ya kai ga zafin aiki a cikin rashin aiki, nauyin girgiza ya karu, wanda ya haifar da girgiza mai ƙarfi wanda ya tsoma baki tare da ingantaccen samar da mai. Wannan rashin aiki lahani ne na masana'anta kuma an kawar da shi kawai tare da samar da sabon tsarin gine-gine;
• Ƙirar lokaci mai rikitarwa - bel ɗin motar yana da sauƙi ga babban tasirin zafi, wanda ke buƙatar kulawa na yau da kullum. Ana ba da shawarar canza abubuwan da ke cikin sashin lokaci kowane kilomita 80-100 na gudu;
• Ƙunƙarar motsi - halin da ake ciki yana faruwa ne ta hanyar cin zarafi na ƙuntataccen ƙwayar ƙwayar cuta, wanda aka gyara ta hanyar maye gurbin lokaci na o-zobba da sealant;
• Silinda block gazawar - dukan engine tsarin aiki a kan tushen biyu iko raka'a, kuma idan daya daga cikinsu ya rushe, an kashe da dama cylinders.

Zane-zanen injunan BMW N73B60, N74B60, N74B66 ya kasance yana da sassa masu motsi da yawa waɗanda suka ƙara yawan zafin injin ɗin. Don kauce wa overheating na inji, an bada shawarar canza coolant gaba daya a kowace shekara 2 tare da wani m flushing na tsarin.

Yiwuwar kunnawa

Dangane da hadadden tsarin tushe, tsangwama a waje tare da abubuwan da ke cikin injin an haramta shi ta hanyar masana'anta - yawancin abubuwan da aka gyara suna cutar da rayuwar injin kuma suna haifar da gyare-gyare masu tsada.

Mataki mai ma'ana don haɓaka aikin injin shine kawai kunna guntu: kayan wutan lantarki mai walƙiya yana ba ku damar daidaita wadatar mai ta hanyar saita injin zuwa matsakaicin gudu ko jan hankali. Firmware na lantarki yana ba ku damar ƙara ƙarfin injin zuwa ƙarfin dawakai 609 ba tare da asarar rayuwar aiki ba - ko da injin faci a aikace yana tafiyar kilomita 400 ba tare da buƙatar manyan gyare-gyare ba.

A takaice game da babban abu

Model kewayon na BMW 7 jerin BMW N73B60, N74B60, N74B66 ne embodiment na abin dogara zane da kuma babban iko m. Injin suna da matsakaicin ƙarfi da ƙarfi, amma suna buƙatar kulawa akai-akai.

Tsarin turbocharged V12 ya dace da masu sha'awar motoci masu ƙarfi waɗanda ba su damu da farashin kulawa da farashin abubuwan da aka gyara ba, kuma injuna ba su dace da amfanin yau da kullun ba.